text: import configparser
  import shutil
  import subprocess
  
  from pathlib import Path, PurePath
  
  
  class Kindle:
      def __init__(self):
          print("Get kindle configuration data...")
          config = configparser.ConfigParser()
          config.read("config.ini")
  
          self.tmp_dir_name = Path(config["DEFAULT"]["tmp_dir_name"])
          self.file_format = config["DEFAULT"]["file_format"]
          self.flag = False
  
          self.sender = config["KINDLE"]["sender_address"]
          self.recipient = config["KINDLE"]["kindle_address"]
  
      def convert_files(self):
          if not self.tmp_dir_name.exists():
              self.flag = True
              return
  
          print("Get files to convert...")
          path = Path().cwd() / self.tmp_dir_name
          files = path.iterdir()
  
          print("Convert files...")
          print("-" * 40)
          for file in files:
              if file.is_file() and file.name.endswith(self.file_format):
                  file_mobi = file.stem + ".mobi"
                  subprocess.run(
                      ["ebook-convert", file.name, file_mobi], cwd=self.tmp_dir_name
                  )
  
          print("-" * 40)
          print("Convertion was successful.")
  
      def send_files(self):
          if self.flag:
              return
  
          print("Get files to send to kindle...")
          path = Path().cwd() / self.tmp_dir_name
          files = path.iterdir()
  
          print("Send files...")
          for file in files:
              if file.is_file() and file.name.endswith("mobi"):
                  subprocess.run(
                      ["calibre-smtp", "-a", file.name, self.sender, self.recipient, " "],
                      cwd=self.tmp_dir_name,
                  )
  
          print("Files were send.")
          print("Delete tmp directory...")
  
          shutil.rmtree(self.tmp_dir_name, ignore_errors=True)
  
          print("Deletion was successful.")
  